[7] In the club's first pre-season friendly, on 29 June, they drew with Colón at the Estadio Marcelo Bielsa; Francisco Fydriszewski netted their goal.
[15][16] Luís Leal and youngster Nazareno Funez scored to help Newell's beat Godoy Cruz in friendly games on 6 July.
[18][19] Newell's went unbeaten in exhibition encounters with Defensa y Justicia on 13 July, coming out victorious in match two after a strike from Mauro Formica.
[23][24] Francisco Manenti, just off a loan stint in Peru with Unión Comercio, agreed a further temporary contract with Central Córdoba (SdE) on 17 July.
[34][35] Newell's Old Boys met Central Córdoba (SdE) in their first fixture of 2019–20 in the Primera División, defeating them after goals from Alexis Rodríguez and Lucas Albertengo.
[37][38] Newell's had two friendly encounters with Primera B Nacional's Sarmiento on 31 July, losing the first after a Pablo Magnín brace before winning game two later in the day.
[45][46] 17 August saw Unión Santa Fe travel to the Estadio Marcelo Bielsa, with Newell's beating them by two goals to nil; matching their result from matchday one.
[47] Newell's put four past Argentino in a friendly on 20 August; a game that was set for unused players from the Unión win.
[48] Maximiliano Ribero signed with Torneo Federal A side Sportivo Las Parejas on loan for twelve months on 21 August.
[52] Joaquín Torres headed off on loan to Greek club Volos on 26 August, joining Brian Sarmiento who did similar on 1 July.